Penstemon strictus (Rocky Mountain penstemon)

Low to moderate water requirement; full sun to partial shade. Perennial with deep blueviolet flowers, blooms May to June. Occurs in rocky to sandy loam soils. Widely adaptable and frequently used in reclamation mixtures or in wildflower plantings.

Map Coming Soon.jpg

INFORMATION & ATTRIBUTES

Family: Scrophulariaceae

Duration: Perennial

Growth Habit: Forb/herb

Native Status: Native

Growth Form: 

Mature Height: 24 in.

Bloom Color: Blue/violet

Bloom Period: late spring

Annual Precipitation: 14-26 in.

Drought Tolerance: Medium

Shade Tolerance: Intolerant

Elevation:

Wetland Indicator Status:

Fire Resistance: No

Fire Tolerance: Medium

Nitrogen Fixation: None

SOIL ADAPTATION

Coarse Texture: yes

Medium Texture: No

Fine Texture: No

Salinity Tolerance: None

CaCO3 Tolerance: Low

pH Range: 6.0-8.0


SEEDING NOTES

Seeds per Pound: 489,800

Seeding Rate: 0.9-1.0 PLS lbs/acre

Season: Fall

Days to Germination:


VARIETIES & LOCAL ACCESSIONS

Bandera - Beautiful flowers and semi-evergreen rosettes are attractive for ornamental use. Additionally, Bandera's fibrous root system and ability to persist on rocky or sandy loam sites has made it a popular choice to include in reclamation seed mixes. (Released 1973, source of ecotype: Mountainair, NM)